how to optimize javascript performance

https://developers.google.com/speed/articles/optimizing-javascript

 

http://developer.yahoo.com/performance/rules.html

 

http://www.oschina.net/question/947192_89619

 

http://blog.monitis.com/index.php/2011/05/15/30-tips-to-improve-javascript-performance/

 

http://www.websiteoptimization.com/speed/10/

 

https://www.ibm.com/developerworks/cn/web/wa-aj-jsajaxperf/

 

http://www.ibm.com/developerworks/cn/web/wa-aj-mobileajax/

 

http://www.javatang.com/archives/2008/04/13/0212267.html

 

http://www.cnblogs.com/meteoric_cry/archive/2010/09/08/1821162.html